Natural Diamonds Form Billions Of Years Ago Deep Within Earth.

These precious gems crystallize under immense pressure and extreme temperatures, approximately 90 to 120 miles below the Earth's surface in the mantle. Volcanic eruptions then bring them closer to the surface for mining.

Source

https://en.wikipedia.org/wiki/Diamond

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Published: March 29, 2026
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Diamond Geology Earth Science Earth Mantle High Pressure High Temperature Volcanic Activity Geological Formation

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